1.
Opera Companies and Houses of the United States A Comprehensive, Illustrated Reference
by Zietz, Karyl L.
ISBN: 9780899509556
List Price: $75.00
2.
Opera Companies and Houses of Western Europe, Canada, Australia and New Zealand A Comprehens...
by Zietz, Karyl L., Kay, Graeme
ISBN: 9780786406111
List Price: $125.00